Home / 3,491,308,481.04-4,818,118,123.80-1,985,896,245.60

Finding the Fourth Proportional to 3,491,308,481.04, 4,818,118,123.80 and 1,985,896,245.60

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Solution

The fourth proportional to 3,491,308,481.04, 4,818,118,123.80 and 1,985,896,245.60 is: 2,740,600,764.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,308,481.04 : 4,818,118,123.80 = 1,985,896,245.60 : x
  2. Step 2: Convert to fraction form
    3,491,308,481.04/4,818,118,123.80 = 1,985,896,245.60/x
  3. Step 3: Cross multiply
    3,491,308,481.04x = 4,818,118,123.80 × 1,985,896,245.60
  4. Step 4: Simplify right side
    3,491,308,481.04x = 9,568,282,692,911,736,832
  5. Step 5: Solve for x
    x = 9,568,282,692,911,736,832/3,491,308,481.04
  6. Step 6: Final answer
    x = 2,740,600,764.69

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.